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WorksheetsFIRST TERM BIOLOGY 10EM
Total questions: 20
Worksheet time: 20mins
The middle layer of the eye, …… which contains a large number of blood vessels.
Choroid
Cornea
Conjunctiva
Scleroid
Which part of a neuron is sometimes myelinated?
Dendrite
Nucleus
Axon
Cytoplasm
The transparent membrane which protects the sclera, except the cornea?
Pupil
Iris
Cytoplasm
Conjunctiva.
Tropic hormones are formed by _________
Middle pituitary
Thyroid
Posterior pituitary
Anterior pituitary
Which of the following hormones is known as flight and
fight hormone?
Thyroxine
Oxytocin
Adrenalin
Calcitonin
Which area of the brain controls heart rate and breathing?
Cerebrum
Cerebellum
Medulla oblongata
Thalamus
The middle ear is exposed to atmospheric pressure only
through the ……………….
Eustachian tube
Tympanic membrane
Pinna
Auditory nerve
The cochlea is present in the …………
External ear
Middle ear
Inner ear
Semicircular canal
Which receptors are present in the nose?
Photoreceptors
Tele receptors
Chemoreceptors
Olfactory receptors
After a road accident, a person lost his memory for a few
days. In which part of his brain got injured?
Cerebrum
Cerebellum
Medulla oblongata
Thalamus
The gland which is active only during infancy?
Pituitary:
Hypothalamus
Pineal
Thymus
Over secretion of thyroxine: ……………..?
Hypothyroidism
Hyperthyroidism
Cretinism
Myxoedema
…………….. is used for increasing fruit size in grapes and apples.
Gibberellins
Abscisic acid
Insulin
Ethylene
The hormone that helps in the reabsorption of water in the kidneys.
TSH
ACTH
GTH
ADH
Which of these diseases is not related to thyroid glands?
Cretinism
Myxoedema
Goitre
Acromegaly
The adrenal ___________ secretes small amount of both sex hormones.
Medulla
Cortex
Accessory glands
Cells
When we view nearby objects:
Ciliary muscles relax.
The curvature of the lens decreases.
Ciliary muscles contract.
Focal length increases
The ventral root of the spinal cord contains axons of
Sensory neuron
Motor neuron
Mixed neuron
Spinal neurons
The islets of Langerhans are found in
Stomach
Alimentary canal
Pancreas
Liver
Which of the following is an example of the autonomic nervous system?
Peristalsis of intestine
Swallowing
Movement of eyes
Knee jerk
